The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-993-4053, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Dresser Industries Inc Leroi Div. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-993-4053 |
| Primary Part Number | 55-722 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Dresser Industries Inc Leroi Div |
| Status | ACTIVE |
| Inside Surface Condition | SMOOTH |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 55-722 PRIMARY | Dresser Industries Inc Leroi Div (USA) |
NSN 4720-00-993-4053 is a Hose Assembly,nonmetallic, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-993-4053 has 1 manufacturer part number on file: 55-722 (Dresser Industries Inc Leroi Div).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-032-1969. Verify interchangeability with system specifications before substitution.
Key specifications for 55-722: Inside Surface Condition: SMOOTH. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.